📄 x102_hw.c
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#include <reg52.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <absacc.h>
#define uchar unsigned char
#define uint unsigned int
#define ulong unsigned long
sbit sm1623_dout=P1^0;
sbit sm1623_din=P1^1;
sbit sm1623_clk=P1^2;
sbit sm1623_stb=P1^3;
sbit hw_send=P1^4;
sbit sound=P1^5;
sbit P3_2=P3^2;
void delay(uchar delay_temp);//长延时
void delaym(uchar delaym_temp);//短延时
void disp(uchar dis);
void display();
uchar key(void);
uchar key_deal(void);
uchar i,j,k;
uchar temp_1,temp_2;
uchar code_dis[6];
uchar pulse;
uchar hw[34];
const uchar code hw_t[13]={3,2,3,2,6,2,3,2,3,2,3,2,3};
const uchar code hw_1[12]={2,3,2,3,2,3,2,3,2,3,5,3};
const uchar code hw_2[12]={2,3,2,3,2,3,2,3,5,6,0,0};
const uchar code hw_3[12]={2,3,2,3,2,3,2,3,5,3,2,3};
const uchar code hw_4[12]={2,3,2,3,2,3,5,6,2,3,0,0};
const uchar code hw_5[12]={2,3,2,3,2,3,5,6,5,3,0,0};
const uchar code hw_6[12]={2,3,2,3,2,3,5,3,2,6,0,0};
const uchar code hw_7[12]={2,3,2,3,2,3,5,3,2,3,2,3};
const uchar code hw_8[12]={2,3,2,3,5,6,2,3,2,3,0,0};
const uchar code hw_9[12]={2,3,2,3,5,6,2,3,5,3,0,0};
const uchar code hw_0[12]={2,3,2,3,2,3,2,3,2,3,2,3};
//红外测试程序
exint0() interrupt 0
{
TR0=0;TR1=0;//关闭定时器0、1
if(pulse>15)
{
TR0=0;TR1=0;
TL0=0;TH0=0;TL1=0;TH1=0;
pulse=0;
return;
}
hw[pulse*2]=TH1-TH0;//低电平宽度
hw[pulse*2+1]=TH0;//高电平宽度
TL0=0;TH0=0;TL1=0;TH1=0;//定时器赋初值
TR0=1;TR1=1;//打开定时器0、1
delaym(10);//延时判断是否是干扰脉冲(干扰脉冲比较窄)
P3_2=1;//判断INT0输入端是否为高电平，如是高电平说明是干扰脉冲
if(P3_2==1)
{
TR0=0;TR1=0;
TL0=0;TH0=0;TL1=0;TH1=0;
pulse=0;
return;
}
pulse++;
}
timer0() interrupt 1
{
uchar i;
if(temp_2==0)//红外接收
{
TR0=0;TR1=0;//关定时器
TL0=0;TH0=0;TL1=0;TH1=0;//定时器赋初值
pulse=0;
for(i=0;i<16;i++)
{
hw[2*i]=0;
hw[2*i+1]=0;
}
hw[20]=0;
}
else//红外发送
{
if(pulse==26)
{
EA=0;
TR0=0;//关闭定时器0
hw_send=1;
return;
}
if(hw[pulse]!=0)
{
TH0=0xff-hw[pulse];
TL0=0xe0;
pulse++;
hw_send=!hw_send;
}
else//遇到最后一个脉冲
{
EA=0;
TR0=0;//关闭定时器0
hw_send=1;
pulse=26;
}
}
}
timer1() interrupt 3
{
uchar i;
EA=0;
TR0=0;TR1=0;
hw[2*pulse]=256-TH0;//可以计算最后一个低电平宽度
TL0=0;TH0=0;TL1=0;TH1=0;
//获得遥控按键键值并显示
if(memcmp(hw+15,hw_1,12)==0)
{
sound=0;//鸣响
code_dis[5]=1;
display();
goto hw_ok;
}
if(memcmp(hw+15,hw_2,12)==0)
{
sound=0;//鸣响
code_dis[5]=2;
display();
goto hw_ok;
}
if(memcmp(hw+15,hw_3,12)==0)
{
sound=0;//鸣响
code_dis[5]=3;
display();
goto hw_ok;
}
if(memcmp(hw+15,hw_4,12)==0)
{
sound=0;//鸣响
code_dis[5]=4;
display();
goto hw_ok;
}
if(memcmp(hw+15,hw_5,12)==0)
{
sound=0;//鸣响
code_dis[5]=5;
display();
goto hw_ok;
}
if(memcmp(hw+15,hw_6,12)==0)
{
sound=0;//鸣响
code_dis[5]=6;
display();
goto hw_ok;
}
if(memcmp(hw+15,hw_7,12)==0)
{
sound=0;//鸣响
code_dis[5]=7;
display();
goto hw_ok;
}
if(memcmp(hw+15,hw_8,12)==0)
{
sound=0;//鸣响
code_dis[5]=8;
display();
goto hw_ok;
}
if(memcmp(hw+15,hw_9,12)==0)
{
sound=0;//鸣响
code_dis[5]=9;
display();
goto hw_ok;
}
if(memcmp(hw+15,hw_0,12)==0)
{
sound=0;//鸣响
code_dis[5]=0;
display();
}
hw_ok: pulse=0;
for(i=0;i<16;i++)
{
hw[2*i]=0;
hw[2*i+1]=0;
}
hw[20]=0;
EA=1;
}
main(void)
{
start:
hw_send=1;
temp_2=0;
//---------------------------------------红外接收测试
pulse=0;
EA=0;
TL0=0;
TH0=0;
TL1=0;
TH1=0;
TMOD=0x19;//T0受INT0控制、T0、T1为定时，工作方式1
IT0=1;//外部中断0为边沿触发方式
EX1=0;//不允许INT1中断
EX0=1;//允许INT0中断
ET1=1;//允许T1中断
ET0=1;//允许T0中断
EA=1;//允许中断
for(i=0;i<5;i++)code_dis[i]=13;
code_dis[5]=10;
display();//最后一位显示黑
while(key_deal()!=8)
{
delay(0xff);
if(code_dis[5]!=10)
{
sound=1;//关鸣响
code_dis[5]=10;
display();//最后一位显示黑
}
}
//---------------------------------------红外发送测试
EA=0;//关中断
temp_2=0xff;//表示定时器0中断中执行红外发送程序
pulse=26;
TL0=0;
TH0=0;
TL1=0;
TH1=0;
EX1=0;//不允许INT1中断
EX0=0;//不允许INT0中断
ET1=0;//不允许T1中断
ET0=1;//允许T0中断
code_dis[5]=10;
display();
sound=0;
delay(0xff);
sound=1;
memcpy(hw,hw_t,15);
for(i=0;i<5;i++)code_dis[i]=14;
code_dis[5]=10;
display();
while(1)
{
temp_1=key_deal();
switch(temp_1)
{
case 1:
EA=0;
goto start;
break;
case 2:
if(pulse==26)
{
delay(0xff);
pulse=0;
memcpy(hw+13,hw_2,12);
TH0=0xff-hw[pulse];
TL0=0xe0;
pulse++;
hw_send=0;
EA=1;//允许中断
TR0=1;//打开定时器0
}
sound=0;
code_dis[5]=2;
display();
break;
case 3:
if(pulse==26)
{
delay(0xff);
pulse=0;
memcpy(hw+13,hw_3,12);
TH0=0xff-hw[pulse];
TL0=0xe0;
pulse++;
hw_send=0;
EA=1;//允许中断
TR0=1;//打开定时器0
}
sound=0;
code_dis[5]=3;
display();
break;
case 4:
if(pulse==26)
{
delay(0xff);
pulse=0;
memcpy(hw+13,hw_4,12);
TH0=0xff-hw[pulse];
TL0=0xe0;
pulse++;
hw_send=0;
EA=1;//允许中断
TR0=1;//打开定时器0
}
sound=0;
code_dis[5]=4;
display();
break;
case 5:
if(pulse==26)
{
delay(0xff);
pulse=0;
memcpy(hw+13,hw_5,12);
TH0=0xff-hw[pulse];
TL0=0xe0;
pulse++;
hw_send=0;
EA=1;//允许中断
TR0=1;//打开定时器0
}
sound=0;
code_dis[5]=5;
display();
break;
case 6:
if(pulse==26)
{
delay(0xff);
pulse=0;
memcpy(hw+13,hw_6,12);
TH0=0xff-hw[pulse];
TL0=0xe0;
pulse++;
hw_send=0;
EA=1;//允许中断
TR0=1;//打开定时器0
}
sound=0;
code_dis[5]=6;
display();
break;
case 7:
if(pulse==26)
{
delay(0xff);
pulse=0;
memcpy(hw+13,hw_7,12);
TH0=0xff-hw[pulse];
TL0=0xe0;
pulse++;
hw_send=0;
EA=1;//允许中断
TR0=1;//打开定时器0
}
sound=0;
code_dis[5]=7;
display();
break;
case 8:
if(pulse==26)
{
delay(0xff);
pulse=0;
memcpy(hw+13,hw_8,12);
TH0=0xff-hw[pulse];
TL0=0xe0;
pulse++;
hw_send=0;
EA=1;//允许中断
TR0=1;//打开定时器0
}
sound=0;
code_dis[5]=8;
display();
break;
default:
if(pulse==26)
{
sound=1;
hw_send=1;
TR0=0;//关定时器0
EA=0;
}
break;
}
}
}
void delay(uchar delay_temp)//延时子程序
{
uchar i,j;
for(i=0;i<delay_temp;i++)
{
for(j=0;j<255;j++);
}
}
void delaym(uchar delaym_temp)//延时子程序
{
uchar i;
for(i=0;i<delaym_temp;i++);
}
void disp(uchar dis)//送显示命令子程序
{
uchar dis_i,dis_temp;
dis_temp=0x01;
for(dis_i=0;dis_i<8;dis_i++)
{
sm1623_clk=0;
delaym(1);
if((dis&dis_temp)==0){sm1623_din=0;}
else{sm1623_din=1;}
sm1623_clk=1;//上升沿输入数据
delaym(1);
dis_temp=dis_temp<<1;
}
}
void display()//显示子程序
{
uchar code_dis_d[6];
uchar i;
for(i=0;i<6;i++)//计算显示码
{
switch(code_dis[i])
{
case 1:
code_dis_d[i]=0x06;
break;
case 2:
code_dis_d[i]=0x5b;
break;
case 3:
code_dis_d[i]=0x4f;
break;
case 4:
code_dis_d[i]=0x66;
break;
case 5:
code_dis_d[i]=0x6d;
break;
case 6:
code_dis_d[i]=0x7d;
break;
case 7:
code_dis_d[i]=0x07;
break;
case 8:
code_dis_d[i]=0x7f;
break;
case 9:
code_dis_d[i]=0x6f;
break;
case 10://显示黑
code_dis_d[i]=0x00;
break;
case 11://显示A
code_dis_d[i]=0x77;
break;
case 12://显示d
code_dis_d[i]=0x5e;
break;
case 13://显示-
code_dis_d[i]=0x40;
break;
case 14://显示8.
code_dis_d[i]=0xff;
break;
default://显示0
code_dis_d[i]=0x3f;
break;
}
}
sm1623_stb=0;
disp(0x02);//显示模式6位12段
sm1623_stb=1;
delaym(1);
sm1623_stb=0;
disp(0x40);//设置数据
sm1623_stb=1;
delaym(1);
sm1623_stb=0;
disp(0xc0);//设置地址
disp(code_dis_d[0]);//1
disp(0x00);
disp(code_dis_d[1]);//2
disp(0x00);
disp(code_dis_d[2]);//3
disp(0x00);
disp(code_dis_d[3]);//4
disp(0x00);
disp(code_dis_d[4]);//5
disp(0x00);
disp(code_dis_d[5]);//6
disp(0x00);
sm1623_stb=1;
delaym(1);
sm1623_stb=0;
disp(0x8a);//控制显示
sm1623_stb=1;
}
uchar key(void)//按键读数据子程序
{
uchar key_i,key_temp,key_re;
key_temp=0x00;
for(key_i=0;key_i<8;key_i++)
{
sm1623_clk=0;//下降沿输出数据
delaym(1);
if(sm1623_dout==0){key_temp=key_temp&0x7f;}
else{key_temp=key_temp|0x80;}
key_re=key_temp;
sm1623_clk=1;
delaym(1);
key_temp=key_temp>>1;
}
return key_re;
}
uchar key_deal(void)//按键处理子程序,返回按键编号
{
uchar temp_k1,temp_k2;
sm1623_stb=0;
disp(0x42);//读键扫数据指令
temp_k1=key()&0x1b;
temp_k2=key()&0x1b;
sm1623_stb=1;//取消片选，如果没有此语句按键5时，会出现按键1被按下的现象
if(temp_k1!=0x00)
{
switch(temp_k1)
{
case 0x01:
return 0x01;
break;
case 0x02:
return 0x02;
break;
case 0x08:
return 0x03;
break;
case 0x10:
return 0x04;
break;
default:
return 0x00;
break;
}
}
if(temp_k2!=0x00)
{
switch(temp_k2)
{
case 0x01:
return 0x05;
break;
case 0x02:
return 0x06;
break;
case 0x08:
return 0x07;
break;
case 0x10:
return 0x08;
break;
default:
return 0x00;
break;
}
}
return 0x00;
}⌨️ 快捷键说明
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